AVAI China2011 made a good success on the whole, with 20000 square meters exhibiting space, and the number of exhibitors increased about 80% compared to last year, which reached to 350 enterprises. The exhibits include: host machine, environmental air conditioning, ventilating devices like blower & tuyere, fresh air system, refrigeration equipment, thermal insulation material, and the related products about refrigeration air conditioning and ventilation industry.

To satisfy the requirement of exhibitors, the exhibiting space of RAVAI China 2012 will be expanded to 30, 000 square meters, over 600 exhibitors at home and abroad, 40 domestic and overseas industry organizations, and cooperate with 300 worldwide industry media for promotion.